Home / 13,282.64-19,926.84-4,049.36

Finding the Fourth Proportional to 13,282.64, 19,926.84 and 4,049.36

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Solution

The fourth proportional to 13,282.64, 19,926.84 and 4,049.36 is: 6,074.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.64 : 19,926.84 = 4,049.36 : x
  2. Step 2: Convert to fraction form
    13,282.64/19,926.84 = 4,049.36/x
  3. Step 3: Cross multiply
    13,282.64x = 19,926.84 × 4,049.36
  4. Step 4: Simplify right side
    13,282.64x = 80,690,948.82
  5. Step 5: Solve for x
    x = 80,690,948.82/13,282.64
  6. Step 6: Final answer
    x = 6,074.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.